package com.dy.common.utils.http;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.nio.charset.StandardCharsets;
import javax.servlet.ServletRequest;
import org.apache.commons.lang3.exception.ExceptionUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * 通用http工具封装
 *
 * @author anps
 */
public class HttpHelper{
    private static final Logger LOGGER = LoggerFactory.getLogger(HttpHelper.class);

    public static String getBodyString(ServletRequest request){
        StringBuilder sb = new StringBuilder();
        BufferedReader reader = null;
        try (InputStream inputStream = request.getInputStream()){
            reader = new BufferedReader(new InputStreamReader(inputStream, StandardCharsets.UTF_8));
            String line = "";
            while ((line = reader.readLine()) != null){
                sb.append(line);
            }
        }
        catch (IOException e){
            LOGGER.warn("getBodyString出现问题！");
        }
        finally{
            if (reader != null){
                try{
                    reader.close();
                }
                catch (IOException e){
                    LOGGER.error(ExceptionUtils.getMessage(e));
                }
            }
        }
        return sb.toString();
    }
}
